const serverUrl = "https://shuziren.zhongbenjiaoyu.com/";
const iframe = document.createElement("iframe");
iframe.src = serverUrl;
iframe.width = "400";
iframe.height = "300";
iframe.style.position = "fixed";
iframe.style.right = "20px";
iframe.style.bottom = "20px";
iframe.style.border = "none";
iframe.style.zIndex = "9999";
iframe.style.boxShadow = "0 2px 8px rgba(0,0,0,0.15)";
document.body.appendChild(iframe);
